Snail barrier unit



FIG. 1 is a perspective view of a snail barrier unit showing my new design;

FIG. 2 is a rear perspective view of the main section;

FIG. 3 is a front perspective view thereof;

FIG. 4 is a front perspective view of the end cap;

FIG. 5 is a rear perspective view thereof;

FIG. 6 is a rear perspective view of the outside corner fitting;

FIG. 7 is a front perspective view thereof;

FIG. 8 is a rear perspective view of the inside corner fitting; and

FIG. 9 is a front perspective view thereof;

The components of the snail barrier unit are shown separately in FIGS. 2 to 9 for clarity of illustration only. 

The ornamental design for a snail barrier unit, as shown and described. 